EP 0289943 A1 19881109 - Glass-ceramic article and method for its production.
Title (en)
Glass-ceramic article and method for its production.
Title (de)
Glaskeramischer Artikel und Verfahren zu dessen Herstellung.
Title (fr)
Objet en vitrocéramique et méthode de production.
Publication
Application
Priority
JP 10963987 A 19870507
Abstract (en)
A method for producing a glass-ceramic article, which comprises crystallizing a glass article consisting essentially of from 40 to 60% by weight of SiO2, from 13 to 19% by weight of Al2O3, from 0 to 6% by weight of B2O3, from 8 to 16% by weight of MgO, from 2 to 6% by weight of CaO, from 3 to 9% by weight of ZnO, from 5 to 12% by weight of TiO2, from 0 to 3% by weight of Li2O + Na2O + K2O, from 0 to 3% by weight of P2O5 and from 0 to 2% by weight of ZrO2.
IPC 1-7
IPC 8 full level
C03C 10/00 (2006.01); C03C 10/02 (2006.01)
CPC (source: EP US)
C03C 10/0045 (2013.01 - EP US); C03C 10/0054 (2013.01 - EP US)
Citation (search report)
- [X] CHEMICAL ABSTRACTS, vol. 90, no. 24, June 1979, page 285, no. 191391u, Columbus, Ohio, US; & PL-B1-97 072 (ZAKLADY PRZEMYSLU ELEKTRONICZNEGO "KAZEL") 15-07-1978
- [X] CHEMICAL ABSTRACTS, vol. 83, no. 3, 11th August 1975, page 243, no. 47221b, Columbus, Ohio, US; & JP-A-49 105 815 (HIROSHIMA GLASS INDUSTRY CO., LTD) 07-10-1974
- [XP] CHEMICAL ABSTRACTS, vol. 107, no. 24, 14th December 1987, page 277, no. 221968b, Columbus, Ohio, US; & JP-A-62 108 742 (ASAHI GLASS CO., LTD) 20-05-1987
Designated contracting state (EPC)
BE DE FR GB IT
DOCDB simple family (publication)
EP 0289943 A1 19881109; JP S6452632 A 19890228; US 4985375 A 19910115
DOCDB simple family (application)
EP 88106844 A 19880428; JP 10410988 A 19880428; US 19007188 A 19880504